[@azure/eventgrid] Adding new events for EG Version 5.4.0 (#29035)
### Packages impacted by this PR
@azure/eventgrid
### Issues associated with this PR
NA
### Describe the problem that is addressed by this PR
The EventGrid Service Team has added 3 new events. The SDK must be
regenerated to include the code changes related to these 3 new events.
The SDK minor version has been updated.
- `Microsoft.Communication.AdvancedMessageDeliveryStatusUpdated`
- `Microsoft.Communication.AdvancedMessageReceived`
- `Microsoft.Communication.RouterWorkerUpdated`
### What are the possible designs available to address the problem? If
there are more than one possible design, why was the one in this PR
chosen?
There are no specific/complex design scenarios for this task. It is a
straightforward regenerate and some standard changes to the custom layer
of the code.
### Are there test cases added in this PR? _(If not, why?)_
No. This item is standard and we need not add test cases for every new
events. The existing cases would be sufficient.
### Provide a list of related PRs _(if any)_
- https://github.com/Azure/azure-sdk-for-js/pull/27384 (This is the PR
that adds similar events to the SDK in the 4.15.0 release)
- https://github.com/Azure/azure-sdk-for-js/pull/26939 (This is the PR
that adds similar events to the SDK in the 4.14.0 release)
- https://github.com/Azure/azure-sdk-for-js/pull/26020 (This is the PR
that adds similar events to the SDK in the 4.13.0 release)
- https://github.com/Azure/azure-sdk-for-js/pull/28176 (This is the PR
that adds similar events to the SDK in the 5.1.0 release)
- https://github.com/Azure/azure-sdk-for-js/pull/28513 (This is the PR
that adds similar events to the SDK in the 5.2.0 release)
- https://github.com/Azure/azure-sdk-for-js/pull/28891 (This is the PR
that adds similar events to the SDK in the 5.3.0 release)
### Command used to generate this PR:**_(Applicable only to SDK release
request PRs)_
`autorest --typescript swagger\README.md`
### Checklists
- [X] Added impacted package name to the issue description
- [ ] Does this PR needs any fixes in the SDK Generator?** _(If so,
create an Issue in the
[Autorest/typescript](https://github.com/Azure/autorest.typescript)
repository and link it here)_
- [X] Added a changelog (if necessary)
